Answer:
Explantmrh.,m.hnf,jation:
First, find the equation of the line.
the slope is given, so y=-5x+b
now use the given point to find b: 228=-5*(-3)+b, b=228-15=213
so the equation of the line is y=-5x+213
when y=517: 517=-5x+213
304=-5x
x=-60.8
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